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Hirokazu Okawa

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  • Sennan, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heavy-duty power transmission v-belt
    • Patent number 5,776,023
    • Issue date Jul 7, 1998
    • Bando Chemical Industries, Ltd.
    • Hirokazu Okawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Transmission weight roller
    • Patent number 5,154,673
    • Issue date Oct 13, 1992
    • Bando Chemical Industries, Ltd.
    • Hisao Fukunaga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...